We can compare with another sun calendar (in Large Washington Tablet):

1

6

Sb2-3

Sb2-4

Sb2-5

Sb2-18

Sb2-19

Sb2-20

2

7

Sb2-6

Sb2-7

Sb2-8

Sb2-21

Sb2-22

Sb2-23

3

8

Sb2-9

Sb2-10

Sb2-11

Sb2-24

Sb2-25

Sb2-26

4

9

Sb2-12

Sb2-13

Sb2-14

Sb2-27

Sb2-28

Sb2-29

5

10

Sb2-15

Sb2-16

Sb2-17

Sb2-30

Sb2-31

Sb2-32

Sb2-8 contains at left vai and at right the same kind 'arm' as those at left and right of ragi:

Eb3-7 Eb3-8 Eb3-9 Eb3-10 Eb3-11 Eb3-12
40 41 42 1 2 3

In Gb3-25--26 yet another constellation with vai and the double 'arms' occur:

Gb3-24

 Gb3-25 Gb3-26